Method and machine for preparing infant milk formula

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Solution Overview

Problem

Conventional methods for preparing infant milk formula are time-consuming and pose risks of microbiological contamination due to manual handling, which compromises food hygiene and safety.

Innovation Solution

A machine-implemented method involving heat-sterilization, cooling, and steam-sterilization of water, combined with a capsule system for mixing powdered infant milk formula, ensuring safe and hygienic preparation by automating the process and maintaining water at optimal temperatures for sterilization and consumption.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual preparation methods are used, then flexibility and simplicity are maintained, but time consumption increases and food safety is compromised

Engineering Contradiction:
Improvefood safetyVSAvoidpreparation time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs automatic water heating, sterilization, cooling, and formula mixing without requiring manual intervention for each step. The machine autonomously completes the entire preparation process, eliminating the need for repeated manual handling and improving both food safety and time efficiency.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

Manual mechanical operations (boiling, cooling, mixing, cleaning) are replaced by an automated system that integrates thermal processing, fluid control, and mechanical mixing in a controlled environment, thereby ensuring consistent food safety standards and reducing preparation time.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Reliability

If manual handling and cleaning of implements are performed, then device complexity is minimized, but hygiene and safety are compromised

Engineering Contradiction:
Improvehygiene safetyVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system automatically sterilizes water and steam-sterilizes all implements (bottle, spoon, cap) after use without requiring manual cleaning. This self-sterilization feature ensures consistent hygiene standards while eliminating the need for manual cleaning operations.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system creates a controlled sterile environment during water heating and steam sterilization processes, protecting the formula and implements from microbiological contamination. The automated sterilization cycles maintain a hygienic environment throughout the preparation process.

Inventive Principle:
Principle #39Inert atmosphere (Inert environment)

3Reliability

If water is heated to sterilization temperature and maintained for extended periods, then sterilization effectiveness is improved, but energy consumption increases

Engineering Contradiction:
Improvesterilization effectivenessVSAvoidenergy consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The system maintains water at sterilization temperature continuously in the water tank, allowing multiple preparation cycles to utilize the pre-heated water without repeated heating. This continuous thermal maintenance reduces overall energy consumption while ensuring sterilization effectiveness for each use.

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The system dynamically adjusts water temperature based on operational needs - heating to high temperatures for sterilization, then maintaining at lower temperatures for storage. The controller manages temperature parameters to optimize both sterilization effectiveness and energy efficiency.

Inventive Principle:
Principle #35Parameter changes

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The solution provides a safe, convenient, and hygienic method for preparing infant milk formula, reducing the risk of contamination and streamlining the preparation process while maintaining water at effective sterilization and drinking temperatures.

Implementation Method 1

heat-sterilising water; The water may be heated to a sterilisation temperature between around 70o C and 100o C

Methodology Applied
Scientific EffectHeating: Heating

Implementation Method 2

cooling the sterilised water; The sterilised water may be cooled to a drinking temperature between around 35o C and 45o C

Methodology Applied
Scientific EffectCooling: Cooling

Implementation Method 3

steam-sterilising the capsule chamber after removal of the capsule

Methodology Applied
Scientific EffectEvaporation: Evaporation

Data Source

PatentEP3413764B1Method and machine for preparing infant milk formula
Publication Date: 2022.04.13 AIRFLO DISTRIBUTORS
  • EP3413764B1 patent drawingFigure 1
  • EP3413764B1 patent drawingFigure 2
  • EP3413764B1 patent drawingFigure 3

AI summary

A machine-implemented method, comprising: heat-sterilising water; cooling the sterilised water; removably receiving a capsule containing powdered infant milk formula in a capsule chamber; injecting the cooled, sterilised water into the capsule chamber and through the capsule to form liquid infant milk formula; steam-sterilising the capsule chamber after removal of the capsule.